From: Ben Dooks <ben-linux@fluff.org>
Date: Tue, 5 Feb 2008 00:02:00 +0000 (+0000)
Subject: DM9000: Fix endian-ness of data accesses.
X-Git-Tag: v2.6.25-rc2~2^2~31^2~34
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=931165739a75f88530d5b02cafaacf9bb6b66d87;p=linux-2.6

DM9000: Fix endian-ness of data accesses.

Patch from: Laurent Pinchart <laurentp@cse-semaphore.com>

This patch splits the receive status in 8bit wide fields and convert the
packet length from little endian to CPU byte order.

Signed-off-by: Laurent Pinchart <laurentp@cse-semaphore.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
---

diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index 6a20a5491a..e4390d917b 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -867,7 +867,8 @@ dm9000_timer(unsigned long data)
 }
 
 struct dm9000_rxhdr {
-	u16	RxStatus;
+	u8	RxPktReady;
+	u8	RxStatus;
 	u16	RxLen;
 } __attribute__((__packed__));
 
@@ -908,7 +909,7 @@ dm9000_rx(struct net_device *dev)
 
 		(db->inblk)(db->io_data, &rxhdr, sizeof(rxhdr));
 
-		RxLen = rxhdr.RxLen;
+		RxLen = le16_to_cpu(rxhdr.RxLen);
 
 		/* Packet Status check */
 		if (RxLen < 0x40) {
@@ -920,17 +921,17 @@ dm9000_rx(struct net_device *dev)
 			PRINTK1("RST: RX Len:%x\n", RxLen);
 		}
 
-		if (rxhdr.RxStatus & 0xbf00) {
+		if (rxhdr.RxStatus & 0xbf) {
 			GoodPacket = false;
-			if (rxhdr.RxStatus & 0x100) {
+			if (rxhdr.RxStatus & 0x01) {
 				PRINTK1("fifo error\n");
 				dev->stats.rx_fifo_errors++;
 			}
-			if (rxhdr.RxStatus & 0x200) {
+			if (rxhdr.RxStatus & 0x02) {
 				PRINTK1("crc error\n");
 				dev->stats.rx_crc_errors++;
 			}
-			if (rxhdr.RxStatus & 0x8000) {
+			if (rxhdr.RxStatus & 0x80) {
 				PRINTK1("length error\n");
 				dev->stats.rx_length_errors++;
 			}